PTC's Premium GOLD Series HIGH GRADE QUAD SHIELD RG6 cable is great for Hi-Impact Acoustics, antennas, cable television and satellite installations, Its durable 18 AWG copper clad steel center conductor is surrounded by foam polyethylene dielectric. Sweep testing ensures 3.0GHz performance at applicable frequencies. - 18AWG Solid .040± Bare Copper-Clad Steel Conductor. - 100% Aluminum-Mylar Shielding. - 60% Aluminum Braid. - Gas Injected Foam Polyethylene Insulation. - CM, CL2 Rated PVC Jacket. - Sweep Tested to 3.0GHz. - Sequential Foot Markers. - CMR Rated. - UL and CUL Listed.